C++ (Cpp) GrSamplerState::wrapModeXの例

コード例 #1

GrVkSampler::Key GrVkSampler::GenerateKey(const GrSamplerState& samplerState,
                                          const GrVkYcbcrConversionInfo& ycbcrInfo) {
    const int kTileModeXShift = 2;
    const int kTileModeYShift = 4;

    SkASSERT(static_cast<int>(samplerState.filter()) <= 3);
    uint8_t samplerKey = static_cast<uint16_t>(samplerState.filter());

    SkASSERT(static_cast<int>(samplerState.wrapModeX()) <= 3);
    samplerKey |= (static_cast<uint8_t>(samplerState.wrapModeX()) << kTileModeXShift);

    SkASSERT(static_cast<int>(samplerState.wrapModeY()) <= 3);
    samplerKey |= (static_cast<uint8_t>(samplerState.wrapModeY()) << kTileModeYShift);

    return {samplerKey, GrVkSamplerYcbcrConversion::GenerateKey(ycbcrInfo)};
}